Effect of Nb Content on Solidification Characteristics and Microsegregation in Cast Ti-48Al-xNb Alloys
Tan He,Rui Hu(),Tie-Bang Zhang,Jin-Shan Li

.

Fig. 3. SEM micrographs taken in BSE mode of the cast microstructures: a Ti-48Al-2Nb alloy, b Ti-48Al-4Nb alloy, c Ti-48Al-6Nb alloy, d Ti-48Al-8Nb alloy